我确信这将是一个非常壮观的世界博览会，我就此向中国表示祝贺。

I congratulate China on what I'm sure will be a spectacular world's fair.

youdao

表示 “100%确信预测的类别是正确的”。

A value of 1 corresponds to "100 percent sure that the classification is correct."

youdao

表示 “100%确信预测的类别是正确的”。

A value of 1 corresponds to "100 percent sure that the classification is correct."

youdao